CVE-2005-0021 - Multiple buffer overflows in Exim before 4.43 may allow attackers to execute arbitrary code via (1)

CVE-2005-0021

Summary

Multiple buffer overflows in Exim before 4.43 may allow attackers to execute arbitrary code via (1) an IPv6 address with more than 8 components, as demonstrated using the -be command line option, which triggers an overflow in the host_aton function, or (2) the -bh command line option or dnsdb PTR lookup, which triggers an overflow in the dns_build_reverse function.

References

Vulnerable Configurations

cpe:2.3:a:university_of_cambridge:exim:*:*:*:*:*:*:*:*
cpe:2.3:a:university_of_cambridge:exim:*:*:*:*:*:*:*:*
cpe:2.3:a:university_of_cambridge:exim:4.41:*:*:*:*:*:*:*
cpe:2.3:a:university_of_cambridge:exim:4.41:*:*:*:*:*:*:*
cpe:2.3:a:university_of_cambridge:exim:4.42:*:*:*:*:*:*:*
cpe:2.3:a:university_of_cambridge:exim:4.42:*:*:*:*:*:*:*

CVSS

Base:	7.2 (as of 11-10-2017 - 01:29)
Impact:
Exploitability:

CWE

NVD-CWE-Other

CAPEC

Access

Vector	Complexity	Authentication
LOCAL	LOW	NONE

Impact

Confidentiality	Integrity	Availability
COMPLETE	COMPLETE	COMPLETE

cvss-vector via4

AV:L/AC:L/Au:N/C:C/I:C/A:C

oval via4

accepted

2013-04-29T04:04:52.267-04:00

class

vulnerability

contributors

name Aharon Chernin
organization SCAP.com, LLC
name Dragos Prisaca
organization G2, Inc.

definition_extensions

comment The operating system installed on the system is Red Hat Enterprise Linux 4
oval oval:org.mitre.oval:def:11831
comment CentOS Linux 4.x
oval oval:org.mitre.oval:def:16636
comment Oracle Linux 4.x
oval oval:org.mitre.oval:def:15990

description

family

unix

oval:org.mitre.oval:def:10347

status

accepted

submitted

2010-07-09T03:56:16-04:00

title

Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via regex patterns containing unmatched "\Q\E" sequences with orphan "\E" codes.

version

redhat via4

advisories

rhsa

id	RHSA-2005:025

rpms

exim-0:4.43-1.RHEL4.3
exim-debuginfo-0:4.43-1.RHEL4.3
exim-doc-0:4.43-1.RHEL4.3
exim-mon-0:4.43-1.RHEL4.3
exim-sa-0:4.43-1.RHEL4.3

refmap via4

cert-vn	VU#132992
confirm	http://ftp6.us.freebsd.org/pub/mail/exim/ChangeLogs/ChangeLog-4.44
debian	DSA-635 DSA-637
gentoo	GLSA-200501-23
idefense	20050107 Exim host_aton() Buffer Overflow Vulnerability 20050114 Exim dns_buld_reverse() Buffer Overflow Vulnerability
mlist	[exim] 20050104 2 smallish security issues

Last major update

11-10-2017 - 01:29

Published

02-05-2005 - 04:00

Last modified

11-10-2017 - 01:29